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 #32052  by Vrtule
 Mon Aug 27, 2018 8:22 pm
IIRC you need to do the following:

1) enable Test Signing (bcdedit /set testsigning on),
2) insert the certificate used to test sign the driver into Trusted RootCertificate Authorities,
3) reboot.

I am not sure whether you also need to turn the Secure Boot off.